JPH02130794U - - Google Patents
Info
- Publication number
- JPH02130794U JPH02130794U JP3725289U JP3725289U JPH02130794U JP H02130794 U JPH02130794 U JP H02130794U JP 3725289 U JP3725289 U JP 3725289U JP 3725289 U JP3725289 U JP 3725289U JP H02130794 U JPH02130794 U JP H02130794U
- Authority
- JP
- Japan
- Prior art keywords
- coil spring
- torsion coil
- housing
- shaft
- hub
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 230000002265 prevention Effects 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 1
Description
第１図は本考案の実施例を示す断面図、第２図
は第１図のＢ−Ｂ矢視である平面図、第３図は第
１図のＡ−Ａ断面図、第４図及び第５図は本考案
のネジリコイルバネの転動作を示す動作図、第６
図は第１の従来例を示す断面図、第７図は第１の
従来例の動作図、第８図は第２従来例を示す断面
図、第９図は第２の従来例の動作図である。
１：シヤフト、２：ハウジング、３：ハブ、４
：底板、５：ネジリコイルバネ、５ａ，５ｂ：ネ
ジリコイルバネの腕、６，７：駆動ピン、８，９
：固定ピン。
Fig. 1 is a sectional view showing an embodiment of the present invention, Fig. 2 is a plan view taken along arrow B-B in Fig. 1, Fig. 3 is a sectional view taken along A-A in Fig. 1, Fig. 4, and Fig. 5 is an operation diagram showing the rolling action of the torsion coil spring of the present invention;
The figure is a sectional view showing the first conventional example, FIG. 7 is an operational diagram of the first conventional example, FIG. 8 is a sectional view showing the second conventional example, and FIG. 9 is an operational diagram of the second conventional example. It is. 1: Shaft, 2: Housing, 3: Hub, 4
: Bottom plate, 5: Torsion coil spring, 5a, 5b: Torsion coil spring arm, 6, 7: Drive pin, 8, 9
: Fixed pin.
Claims (1)
と前記鋼球を前記シヤフトの円錐上の溝に押しつ
ける圧縮バネを内装して、前記シヤフトに回動可
能に取付けたハウジングと該ハウジングを貫通し
た前記シヤフトの下端小径部に固定したハブと前
記ハウジングの外周部に装着したネジリコイルバ
ネと該ネジリコイルバネを回動させるために前記
ハウジングに固着した駆動ピン及び前記ネジリコ
イルバネを支えるために前記ハブに固着したピン
を設けたことを特徴とするロボツトアームの過負
荷防止装置。 a shaft provided with a conical groove for pressing a steel ball; a housing rotatably attached to the shaft; A hub fixed to the small diameter portion of the lower end of the shaft, a torsion coil spring attached to the outer periphery of the housing, a drive pin fixed to the housing to rotate the torsion coil spring, and a drive pin fixed to the hub to support the torsion coil spring. A robot arm overload prevention device featuring a pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3725289U JPH02130794U (en) | 1989-03-30 | 1989-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3725289U JPH02130794U (en) | 1989-03-30 | 1989-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02130794U true JPH02130794U (en) | 1990-10-29 |
Family
ID=31544193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3725289U Pending JPH02130794U (en) | 1989-03-30 | 1989-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02130794U (en) |
-
1989
- 1989-03-30 JP JP3725289U patent/JPH02130794U/ja active Pending